MS5011A, MILITARY STANDARD: NUT, PROPELLER HUB RETAINING (NON CONTROLLABLE TYPE) (29-APR-1981) [SUPERSEDING AN5011] [NO SUPERSEDING DOCUMENT]
MS5011A, MILITARY STANDARD: NUT, PROPELLER HUB RETAINING (NON CONTROLLABLE TYPE) (29-APR-1981) [SUPERSEDING AN5011] [NO SUPERSEDING DOCUMENT].